diff --git a/profiles/hardened/linux/amd64/backbone/no-multilib/package.accept_keywords b/profiles/hardened/linux/amd64/backbone/no-multilib/package.accept_keywords
index b6adb50e..3565068b 100644
--- a/profiles/hardened/linux/amd64/backbone/no-multilib/package.accept_keywords
+++ b/profiles/hardened/linux/amd64/backbone/no-multilib/package.accept_keywords
@@ -44,7 +44,7 @@ dev-python/eventlet ~amd64
 dev-python/greenlet ~amd64
 dev-python/httplib2 ~amd64
 dev-python/iso8601 ~amd64
-dev-python/jsonschema ~amd64
+<dev-python/jsonschema-1 ~amd64
 dev-python/jsonpatch ~amd64
 dev-python/jsonpointer ~amd64
 dev-python/kombu ~amd64